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118 lines
1.6 KiB
118 lines
1.6 KiB
/*
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* Copyright (c) 2015 - present Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*/
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#import <Foundation/NSObject.h>
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@interface B : NSObject
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- (void) foo;
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@end
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@implementation B
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-(void) foo {
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};
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@end
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@interface A : NSObject
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@property (nonatomic) int *p;
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@property int *q; // atomic by default
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@property (atomic, assign) float f;
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@property B *b;
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- (void) write_p: (int)i;
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- (int) read_p;
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- (void) write_q: (int)i;
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- (int) read_q;
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- (void) write_f: (int)i;
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- (int) read_f;
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@end
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@implementation A
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@synthesize b;
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- (A*) init
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{
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_p = 0; // Good access
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_q = 0; // Good access
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_f = 0; // Good access
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}
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- (A*) new
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{
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_p = 0; // Good access
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_q = 0; // Good access
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_f = 0; // Good access
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}
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- (A*) initWithBla: (int) d
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{
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_p = d; // Good access
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_q = d; // Good access
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_f = d; // Good access
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}
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- (A*) initWith: (int) e
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{
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_p = e; // Good access
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_q = e; // Good access
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_f = e; // Good access
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}
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- (void) dealloc
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{
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_q = 0; // Good access
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}
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- (void) writeP: (int)i
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{
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_p = i; // Good access
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}
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- (int) readP
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{
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return _p; // Good access
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}
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- (void) writeQ: (int)i
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{
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_q = i; // Bad access
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}
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- (int) readQ
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{
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return _q; // Bad access
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}
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- (void) writeF: (float) j
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{
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self.f = j; // Good access
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}
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- (int) readF
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{
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return self.f; // Good access
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}
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- (void) bla
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{
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if (b) { // bad access
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[b foo]; //bad access
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}
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}
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@end
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